Building controller



FIG. 1 is a perspective view of a building controller;

FIG. 2 is a front elevation view of the building controller of FIG. 1 ;

FIG. 3 is a right side view of the building controller of FIG. 1 ;

FIG. 4 is a left side view of the building controller of FIG. 1 ;

FIG. 5 is a bottom side view of the building controller of FIG. 1 ;

FIG. 6 is a top side view of the building controller of FIG. 1 ; and,

FIG. 7 is a perspective view of the building controller of FIG. 1 withthe top and bottom covers removed.

The portions illustrated in broken lines on the figures are forillustrative purposes only and form no part of the claimed design.

CLAIM The ornamental design for a building controller, as shown anddescribed.